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geolocation.clearWatch
Stop watching for changes to the device's location referenced by the watchID
parameter.
navigator.geolocation.clearWatch(watchID);
Parameters
- watchID: The id of the
watchPosition
interval to clear. (String)
Description
geolocation.clearWatch
stops watching changes to the device's location by clearing the [geolocation.watchPosition](geolocation.watchPosition.html)
referenced by watchID
.
Supported Platforms
- Android
- BlackBerry WebWorks (OS 5.0 and higher)
- iOS
- Windows Phone 7 and 8
- Bada 1.2 & 2.x
- webOS
- Tizen
- Windows 8
Quick Example
// Options: watch for changes in position, and use the most
// accurate position acquisition method available.
//
var watchID = navigator.geolocation.watchPosition(onSuccess, onError, { enableHighAccuracy: true });
// ...later on...
navigator.geolocation.clearWatch(watchID);
Full Example
<!DOCTYPE html>
<html>
<head>
<title>Device Properties Example</title>
<script type="text/javascript" charset="utf-8" src="cordova-2.5.0.js"></script>
<script type="text/javascript" charset="utf-8">
// Wait for Cordova to load
//
document.addEventListener("deviceready", onDeviceReady, false);
var watchID = null;
// Cordova is ready
//
function onDeviceReady() {
// Get the most accurate position updates available on the
// device.
var options = { enableHighAccuracy: true };
watchID = navigator.geolocation.watchPosition(onSuccess, onError, options);
}
// onSuccess Geolocation
//
function onSuccess(position) {
var element = document.getElementById('geolocation');
element.innerHTML = 'Latitude: ' + position.coords.latitude + '<br />' +
'Longitude: ' + position.coords.longitude + '<br />' +
'<hr />' + element.innerHTML;
}
// clear the watch that was started earlier
//
function clearWatch() {
if (watchID != null) {
navigator.geolocation.clearWatch(watchID);
watchID = null;
}
}
// onError Callback receives a [PositionError](PositionError/positionError.html) object
//
function onError(error) {
alert('code: ' + error.code + '\n' +
'message: ' + error.message + '\n');
}
</script>
</head>
<body>
<p id="geolocation">Watching geolocation...</p>
<button onclick="clearWatch();">Clear Watch</button>
</body>
</html>